package com.cy.java.oop;
//原有业务对象(已定义核心业务)
public  class DefaultMailService implements MailService {

	@Override
	public void sendMsg(String msg) {
		//System.out.println("start:"+System.currentTimeMillis());
		System.out.println("send:"+msg);
		//System.out.println("end:"+System.currentTimeMillis());
	}

}
